059  
CDUS41 KPHI 142127  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
527 PM EDT FRI MAY 14 2021  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 14 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 1:19 PM 89 1940 73 1 74  
MINIMUM 40 4:40 AM 29 1996 50 -10 34  
AVERAGE 57 62 -5 54  
 
PRECIPITATION (IN)  
TODAY 0.00 1.95 1978 0.11 -0.11 0.00  
MONTH TO DATE 1.19 1.60 -0.41 0.81  
SINCE MAR 1 5.34 8.90 -3.56 8.27  
SINCE JAN 1 12.54 14.97 -2.43 13.77  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE MAR 1 T 6.8 -6.8 T  
SINCE JUL 1 58.1 33.1 25.0 5.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 8 5 3 11  
MONTH TO DATE 134 90 44 151  
SINCE MAR 1 1233 1248 -15 1130  
SINCE JUL 1 5202 5214 -12 4660  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 4 16 -12 3  
SINCE MAR 1 10 24 -14 3  
SINCE JAN 1 10 24 -14 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 6:00 AM  
LOWEST 21 12:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2018  
MINIMUM TEMPERATURE (F) 50 35 1936  
 
SUNRISE AND SUNSET  
MAY 14 2021...........SUNRISE 5:46 AM EDT SUNSET 8:11 PM EDT  
MAY 15 2021...........SUNRISE 5:45 AM EDT SUNSET 8:12 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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